Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/25 and 18/30

1st number: 1 20/25, 2nd number: 18/30

45/25 + 18/30 is 12/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 30 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 25 × 6 = 150,
    45/25 = 45 × 6/25 × 6 = 270/150
  3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
    18/30 = 18 × 5/30 × 5 = 90/150
  4. Add the two like fractions:
    270/150 + 90/150 = 270 + 90/150 = 360/150
  5. 360/150 simplified gives 12/5
  6. So, 45/25 + 18/30 = 12/5
    In mixed form: 22/5

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com